Base | Representation |
---|---|
bin | 100100010001000100… |
… | …110011101100101100 |
3 | 10201111212200211200121 |
4 | 210101010303230230 |
5 | 1114222420204133 |
6 | 25520032334324 |
7 | 2545666362100 |
oct | 442104635454 |
9 | 121455624617 |
10 | 38941178668 |
11 | 15573309997 |
12 | 76693a43a4 |
13 | 38978bba72 |
14 | 1c55b0b900 |
15 | 102da8702d |
hex | 911133b2c |
38941178668 has 18 divisors (see below), whose sum is σ = 79273114116. Its totient is φ = 16689076488.
The previous prime is 38941178659. The next prime is 38941178669. The reversal of 38941178668 is 86687114983.
It is not an unprimeable number, because it can be changed into a prime (38941178669) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 99339546 + ... + 99339937.
Almost surely, 238941178668 is an apocalyptic number.
It is an amenable number.
38941178668 is an abundant number, since it is smaller than the sum of its proper divisors (40331935448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38941178668 is a wasteful number, since it uses less digits than its factorization.
38941178668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 198679501 (or 198679492 counting only the distinct ones).
The product of its digits is 13934592, while the sum is 61.
The spelling of 38941178668 in words is "thirty-eight billion, nine hundred forty-one million, one hundred seventy-eight thousand, six hundred sixty-eight".
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